chore: make function comments match function names (#1631)

## Description

make function comments match function names

Signed-off-by: tiaoxizhan <[email protected]>

Author: tiaoxizhan

x/pocketcore/keeper/common_test.go

@@ -656,7 +656,7 @@ func (_m *Ctx) IsZero() bool {
 	return r0
 }
 
-// IsZero provides a mock function with given fields:
+// IsAfterUpgradeHeight provides a mock function with given fields:
 func (_m *Ctx) IsAfterUpgradeHeight() bool {
 	ret := _m.Called()
 
@@ -670,7 +670,7 @@ func (_m *Ctx) IsAfterUpgradeHeight() bool {
 	return r0
 }
 
-// IsZero provides a mock function with given fields:
+// IsOnUpgradeHeight provides a mock function with given fields:
 func (_m *Ctx) IsOnUpgradeHeight() bool {
 	ret := _m.Called()